Bring your viewing experience to new heights with the 10x30 Monarch Hg Binocular in sleek black. This compact and lightweight binocular follows the legacy of its award-winning 42mm counterparts, delivering unparalleled optical performance, robust durability, and exceptional handling, all while reducing weight by nearly 8 ounces. The Monarch Hg 30mm binocular is designed around its Ed (Extra-low Dispersion) glass and high-quality multilayer coating, applied to all lenses and prisms. This advanced optical system ensures brighter, higher resolution viewing, making it a standout in its class. Experience a sharp, clear view right to the lens periphery, thanks to Nikon's Field Flattener Lens System. Working in harmony with the Monarch Hg 30mm's extraordinarily wide field of view - 8.3 Degree and 6.9 Degree respectively in the 8x30 and 10x30 models - this system matches the field of view of the larger 42mm models. Constructed with a magnesium alloy body, the 10x30 Monarch Hg Binocular offers optimal strength and impact resilience while reducing weight. The slim body profile is further enhanced with rubberized panels, ensuring a secure grip in any condition. Designed to perform in the toughest conditions, all Monarch Hg objective and eyepiece lenses are protected by scratch-resistant coatings. Interior lenses are shielded from fogging with an impressive waterproof rating, ensuring fogproof integrity even at altitudes equivalent to 16,000 feet. To maintain your personal diopter setting, the Monarch Hg binoculars feature a locking diopter adjustment ring. Simply lift to adjust and push down to lock. Experience the best in optical performance with the 10x30 Monarch Hg Binocular..